[alsa-devel] [PATCH] ALSA: pcm: Make snd_pcm_hw_constraints_init() and _complete() static

[Takashi Iwai]

Both snd_pcm_hw_constraints_init() and _complete() functions are
called only from pcm_native.c, hence they can be static for further
optimization.

Signed-off-by: Takashi Iwai <tiwai at suse.de>
---
 sound/core/pcm_local.h  | 3 ---
 sound/core/pcm_native.c | 4 ++--
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/sound/core/pcm_local.h b/sound/core/pcm_local.h
index 384efd002984..17a1a5d87098 100644
--- a/sound/core/pcm_local.h
+++ b/sound/core/pcm_local.h
@@ -20,9 +20,6 @@ void snd_interval_muldivk(const struct snd_interval *a,
 void snd_interval_mulkdiv(const struct snd_interval *a, unsigned int k,
 			  const struct snd_interval *b, struct snd_interval *c);
 
-int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream);
-int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream);
-
 int snd_pcm_hw_constraint_mask(struct snd_pcm_runtime *runtime,
 			       snd_pcm_hw_param_t var, u_int32_t mask);
 
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index c375c41496f8..bb23f5066654 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -2308,7 +2308,7 @@ static int snd_pcm_hw_rule_buffer_bytes_max(struct snd_pcm_hw_params *params,
 	return snd_interval_refine(hw_param_interval(params, rule->var), &t);
 }		
 
-int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream)
+static int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream)
 {
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct snd_pcm_hw_constraints *constrs = &runtime->hw_constraints;
@@ -2432,7 +2432,7 @@ int snd_pcm_hw_constraints_init(struct snd_pcm_substream *substream)
 	return 0;
 }
 
-int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream)
+static int snd_pcm_hw_constraints_complete(struct snd_pcm_substream *substream)
 {
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct snd_pcm_hardware *hw = &runtime->hw;
-- 
2.16.4